We consider a square duct fan to be a worthy investment in the long run. In the following post, we will help you to select the best square duct fans.

Our review process: Show/Hide

Our Top Picks:

Best Overall: Buy: Iliving Square Duct Fan READ REVIEW

Best With New Unit: Buy: Broannutone Square Duct Fan READ REVIEW

Best For Same Size: Buy: Terrabloom Square Duct Fan READ REVIEW

Best With Part Number: Buy: Broannutone Exhaust Fan READ REVIEW

Best For Fresh Air: Buy: Sailflo Square Duct Fan READ REVIEW

Best With Hose: Buy: Tech Drive Square Duct Fan READ REVIEW

Best For Good Air Flow: Buy: Sailflo Ventilation Fan READ REVIEW

Best For Electrical Wiring: Buy: Tjernlund Square Duct Fan READ REVIEW

Best With Air Conditioning: Buy: Tjernlund Booster Fan READ REVIEW

Best For High Efficiency: Buy: Zeyzer Square Duct Fan READ REVIEW

Best Overall: Iliving Square Duct Fan

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The Iliving Square Duct Fan is specially designed for your daily purpose and has plenty of most useful features. The iliving square duct fan has both a variable speed ilg8sf24v and a single speed model. Make sure this fits by entering your model number. Further, the fan moves lots of air and it has a mounting hole.

Above all, the iliving square duct fan worked fine, suitable for natural light and it is strong.

Almost all customers opine that the fan comes with a thermostat or a humidistat. Further, they say that the fan comes with a shutter but no hood. Also, they say that this fan motor would probably require too many amps to run or run for very long on an inverter on a low voltage system. In conclusion, many customers have used the fan for more than a few months without any complaints, and it shows no sign of giving up.

• The fan will automatically turn on and off at the preset temperature.
• It is easy to control multiple fans.
• This is easy to install and really moves some air.
• This is the max current in a locked mode.

Best With New Unit: Broannutone Square Duct Fan

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We would, of course, be remiss if we didn't mention Broannutone Square Duct Fan for regular use. The broannutone square duct fan is designed for easy replacement, It fits perfectly and has a simple design. To determine cfm requirements, first determine the size of your room. And, the fan is half as loud as two sones, and is equivalent to a quiet refrigerator.

The fan is a measurement of sound in terms of comfortable hearing level for an average listener. Most importantly, the broannutone square duct fan would be perfect with fast shipping, is designed for low noise, It is available on Amazon and has a good design.

Most buyers quickly discovered that the fan provides a "white noise" to cover any sound coming out from the bathroom in a small office setup. And, they strongly agree that the fan is an upgrade and well worth the extra few bucks over the next model. Further, they strongly agree that the fan has a smaller grille and, most likely, a smaller housing. To sum up, the tone of buyers is very positive and we believe that the fan suits the purpose.

• This is a nice solution to replacing a worn out nautilus.
• Allowing you to place it wherever it's needed most.
• This has been been for several decades now.
• This is designed to fit easily between ceiling joists or wall studs.

Best For Same Size: Terrabloom Square Duct Fan

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We would, of course, be remiss if we didn't mention Terrabloom Square Duct Fan for daily purpose. The terrabloom square duct fan has a removable central assembly to make maintenance and cleaning easier. You can use it to eliminate odors combined with activated charcoal carbon filters (scrubbers) in grow tents or indoor gardens. In addition, it reduces the airflow output by 10.

The fan works with a light weight and it can be used for lots of air. Further, the fan does the trick, It is brand new and has a good design. Finally, the terrabloom square ductfan has high cfm, It is good for customer support and has a silent design.

Most buyers find that the fan will greatly increase the air circulation in a long hose like you specified. And, they strongly agree that the fan can be flipped around to change the direction of the airflow, However, it can be done fast and easily only if the wall mounting bracket is not used. Also, a few strongly agree that this fan is not made to act like a vacuum or work with one. It will break if the air its moving contains high dust content.

• This is used for 50 watt laser exaust.
• This allows us to reduce speed by about 40.
• This is suitable for applications with ambient air temperatures over 140°f.
• This is made from a lot of plastic.

Best With Part Number: Broannutone Exhaust Fan

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Next on the list, we've got yet another fan that manages to win our hearts. It's the Broannutone Exhaust Fan and it's widely considered as the fan that has the most suitable features. The broannutone exhaust fan is backed with a 1-year - limited manufacturer's warranty. Allowing you to place it wherever it's needed most. The " ultimate in kitchen ventilation ” featuring state - of - the - art performance and Italian design.

The fan offers the widest variety of ventilation fans in the industry. Moreover, it is capable of filtering 180 cubic feet of air per minute at 6.5 sones, and the 8-1/4-inch-by-7-inch housing fits an 8-inch round duct. Above all, the broannutone exhaust fan makes for a great buy, It has some air and has a clean design.

Most customers opine that the fan is powerful enough to clear a large bathroom of steam in no time. Moreover, they say that the fan is an 8 inch vertical updraft fan and is loud. Moreover, they say that this fan can run at different speeds. In short, the tone of buyers is very positive and we believe that the fan suits the purpose.

• This is easy to install and a really great price.
• This is the old style 8" with a pull chain.
• The maximum square footage for this fan to work well is 150 s.
• Efficient: operates at 200 cfm and 8.5 sones to ensure high-quality performance.

Best For Fresh Air: Sailflo Square Duct Fan

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We would, of course, be remiss if we didn't mention Sailflo Square Duct Fan for regular usage. The sailflo squareduct fan has a closed louver, is great with powerful suction, It is made of lightweight plastic and has a durable design. About wiring >> each exhaust fan has a 40cm standard cable, which is convenient for you to connect the circuit. the second pull, the fan reversely runs, and the air is inward.

The fan has a pull switch, it works at fast speed and has a great design. Further, the fan is the diameter of the propeller. Finally, the sailflo square duct fan cord is short, It would be perfect with great customer service and has a good design.

Most buyers opine that the fan is designed for 110v ac. Further, they say that the fan does not blow much air in at all. Also, a few strongly agree that this 300 cfm exhaust fan easily ventilates the small bathroom and is probably overkill, but is so nice.

• This can be used in the kitchen, bathroom, living room, attic, etc.
• This works for the window fan in the bathroom.
• This is great for the kitchen, it is easy to use and has a detachable design.
• You can easily mechanically disconnect louvers if you want the fan to open on the exhaust.

Best With Hose: Tech Drive Square Duct Fan

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The Tech Drive Square Duct Fan's high-end materials makes sure that it ages well with use. The tech drive square duct fan is used to describe sound levels. Make sure this fits by entering your model number. Moreover, the fan can be bought for good value, has a mounting opening, it is made for good replacement and has a simple design.

Lastly, the tech drive square ductfan is built with a steel housing, It is highly recommended and has a great design.

Most buyers quickly discover that the fan is hardwired to the house wiring. And, a few strongly agree that the fan will work fine. Be sure to choose a high - quality motion sensor. And, they say that the fan is nowhere near as loud as the contractor-grade ventilation fans in the bathrooms. In conclusion, many buyers have used the fan for more than a few months without any issues, and it shows no sign of giving up.

• Higher sone ratings indicate a louder bathroom fan.
• Efficient and quiet,excellent motor performance working at least 25000 hours.galvanized steel housing resists corrosion,.
• This has three options of fan speed and it works quietly.
• The fan is an excellent value and runs very smoothly and quietly.

Best For Good Air Flow: Sailflo Ventilation Fan

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The Sailflo Ventilation Fan's material feels more premium than its price would suggest. The sailflo ventilation fan is also easy for drawstring switches. The Manufacturer says: We will respond within 24 hours. To avoid these problems and ensure air circulation, intake and exhaust are required and do not vent in one direction.

The fan is used for energy saving, is perfect for space requirements, It is highly recommended and has an efficient design. Lastly, the sailflo ventilation fan is suitable for work places, gymnasiums, factory offices, machine rooms, conference rooms, luxury office buildings, public places, hotels, houses, hospitals, sports gyms, etc.

Almost all buyers opine that the fan is already a very low rate, so I am not sure how much more you would slow this down. And, they strongly agree that the fan comes with a standard 110 v plug. In addition, a few say that the fan is on it closes when the fan is off to keep bugs out.

• This is used to prevent dust, leaves, pollen, backflow with the wind-proof abs sheet.
• This is only 12 watts, saving power.
• This has been used for a long time.
• This is for overheating protection, It provides great value and has a clean design.

Best For Electrical Wiring: Tjernlund Square Duct Fan

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The Tjernlund Square Duct Fan is the most suitable fan on the market today. The tjernlund squareduct fan is suitable for air pressure, moves plenty of air, It is much better and has a good design. The fan, grille, diffuser and speed capacitors are all included. And, it is perfect for air handlers and it no matters.

The fan works OK, it has a flip switch and has a silent design. Also, it is still owned and managed by Emil's grandsons, Robert and Tom, and Emil's great grandson Bob. Most importantly, the tjernlund square duct fan thus far, allows for low noise, It is good for low noise level and has a nice design.

Most customers think that the fan is a great fan for electronics closet. Also, they strongly agree that the fan is the perfect solution for moving air from one room to another. Furthermore, a few also found that the fan could be heard but the noise is soft, and much like "white noise" that disappears when the TV is on. Overall, many buyers have used the fan for more than a few months without any problems, and it shows no sign of giving up.

• This works well, it's like a light breeze, rather than a strong exhaust fan.
• This makes installation much easier.
• The Manufacturer says: we are dedicated to serving your special exhaust and ventilation needs.
• This is great for +/-4 degree fluctuations.

Best With Air Conditioning: Tjernlund Booster Fan

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The features department is where Tjernlund booster fan truly manages to shine. The Tjernlund Booster Fan is frequently installed on a warm air duct of a gravity warm air furnace to provide heating for a basement area. Manufacturer says: Our engineering and manufacturing departments feature the latest technology in 3d cad design and cnc turret presses and brakes. In addition, this is good for country of origin and has a silent design.

The fan is designed to increase the flow of heated air in warm air heating systems, or cooled air in central air conditioning systems. Further, the fan buy again, is perfect for air handler,s It is made for quick delivery and has great design. Lastly, the tjernlund booster fan fits a 5 to 8 inch round duct.

Most customers quickly discovered that the fan will work if you close some vents. In addition, they also found that the fan is great to get that air flowing to the farthest room. In addition, a few also found that the fan works for individual air supply branch. To sum up, many buyers have used the fan for more than a few months without any complaints, and it shows no sign of giving up.

• This is made mostly for an individual room, not multiple rooms.
• This is a little loud but satisfactory.
• This can be used in a dryer vent.
• This fits in round, square, or flat ducts as shallow as 3-1/4" deep.

Best For High Efficiency: Zeyzer Square Duct Fan

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We would, of course, be remiss if we didn't mention Zeyzer Square Duct Fan for regular usage. The zeyzer square duct fan is an ideal solution for rooms with high humidity, such as bathrooms, kitchens, garages, basements, living rooms, offices, tool rooms, etc. The Manufacturer says: In addition to this, we have excellent service, free replacement if the product cannot be used after receipt. The exhaust fan uses a ball motor that has the characteristics of quiet operation ( < 34 db ) and a long service life.

The fan is made of high-quality abs (anti-ultraviolet) plastic. Most importantly, the zeyzer square duct fan is used for opening size, It is ideal for high efficiency and has a good design.

Most customers agree that the fan is an exhaust fan without light. Also, they say that the fans are a lot nosier than what they claims. And, they strongly agree that the fan comes with screws and plastic mollies but you may want to substitute larger ones since the fan will be overhead instead of wall mounted.

• The Manufacturer says: because we only focus on this product, we are more professional.
• The housing and fan wheel are made of high-quality abs (anti-ultraviolet) plastic.
• This is manufactured through rigorous testing to ensure the product's service life.
• Optimized fan wheel design, high efficiency and long service life.